Verification strategies are methods used to ensure that a software system meets its specified requirements and functions correctly. There are various verification strategies, including: 1. Testing: This is the most common verification strategy, where the software system is tested against a set of test cases to check its functionality and performance. 2. Code reviews: In this strategy, the code of the software system is reviewed by other developers to identify and correct any errors or bugs. 3. Formal verification: This involves mathematically proving that the software system meets its specified requirements by using formal methods such as model checking and theorem proving. 4. Static analysis: This strategy involves analyzing the code of the software system without executing it, to identify potential errors or bugs. 5. Simulation: This strategy involves running the software system in a simulated environment to test its behavior under different conditions. 6. Prototyping: This strategy involves building a prototype of the software system to test its functionality and gather feedback before developing the final product. Overall, verification strategies are essential to ensure the quality and reliability of software systems.